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K Series Performance => Engine and Drivetrain Performance => Topic started by: Rustywaffle on March 19, 2009, 03:44:24 PM



Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: Rustywaffle on March 19, 2009, 03:44:24 PM
i have first hand experience with boost.... building a kit, driving it, and blowing it up


first thing u have to know, do not think outside of the realm.   u may not think what u have is fast enough for u, but don't compensate for that by upping the boost ( unless your car has forged internals, ours do not)

2nd, it's not as easy as throwing a turbo on a car and calling it a day.  I know because 1 they never made a kit for my vehicle when I was boosted, so I had to fabricate my own kit( with the help of my friends welder)  the size of the turbo must be spec'd out, when u want boost to hit, when u want to reach full boost are all factors.  I have a book in which I have read MANY MANY times, which will help determine the CORRECT size of the turbo

3rd, fuel. Fuel is your friend with a turbo/boosted car.   the perfect air/fuel ratio for a boosted car is anywhere from 11.5-11.8 under full load (boost) as for a naturally aspirated car 12.7 is perfect under full load.  ( the lower the numbers the richer the mixture of air/fuel, hence the name AIR to FUEL).  an improperly equipped fuel system on a boosted car can cause many problems even death of the engine.  boosted cars, do not like a lean mixture at all.  So fuel injectors are a must, a fuel pump is a must, and a fuel pressure regulator is a highly recommended.

4th, tuning.  a car will run boosted untuned, but DEFINITELY not recommended.  A proper tune will ensure correct air/fuel management,timing a whole bunch of other crap. and will also yield more horsepower.
and yes, john doe can make 300whp, while joe smith can make 286whp.  but whos to say who's is safer?  timing has alot to do with tuning as well.

5th, research. ALOT, do alot of research and do ur homework

6th, maintenance. There is alot more upkeep on a boosted vehicle (more so a turbo then supercharger) due to more wear and tear on engine internals.  Do your regular scheduled oil changes, and inspect turbo components fairly often to ensure less headaches down the road.




Boost is amazing.  It is like sex, maybe even better.  but if you do not know what u r doing, u can screw up big time!

if anyone has any questions or anything about turbos or spec'ing a turbo, just hit me up, ill be glad to help u out as best as i can


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: rocketstarter on March 19, 2009, 03:58:36 PM
I think we should start building threads in regards to each component crucial for an FI application, such as fuel system[fuel pumps, injectors, rail, pressure regulator] , tuning and cam gears and what not, turbo sizing or centrifugal/screw type superchargers, Intercooler options etc.


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: Jellynuts on March 20, 2009, 01:58:57 AM
Man, Rusty, thanks so much for that!  What book would you recommend reading?

I don't think I would build my own kit, but there is this one here that I have been considering:  http://racingtechnologyco.com/Accord_k24TurboKit.htm

They claim that it was designed to work with stock engine components, but can it really survive long term without forged internals?


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: timot_one on March 20, 2009, 09:49:55 AM
Any sort of FI application will reduce the life of your engine because it's not built for it.  You are better off building your motor for FI.


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: Skippy on April 05, 2009, 11:29:08 PM
Excellent info Rusty!


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: JRv6 on October 08, 2009, 08:52:37 PM
hey guys in a V6 is it better wit a turbo or SC???


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: CrackerTeg on October 08, 2009, 09:01:00 PM
Wouldn't know. First off, welcome to the site. Secondly, seeing how this is your first post, I'm not going to lay into you. This forum you posted in is for the K series aka the i4. You're wanting an opinion on forced induction for the J series aka v6. I know there isn't many threads in the engine performance forum on the J side, but that'd be your first stop. Next time, could you try posting in the correct forum? Thanks.


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: NVA-AV6 on October 09, 2009, 05:31:46 AM
Quote from: "JRv6"
hey guys in a V6 is it better wit a turbo or SC???

My personal feeling on this when working with AM systems weather it be I4, V6, V8, whatever is that SC is best for daily drivers and turbo for weekend only/ track cars. SCs are not as efficent as turbos, but turbos are a alot more maintaince.


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: JRv6 on October 09, 2009, 08:38:22 PM
lerned sumthing new, and sorry i know i posted in the wrong forum i didn't c that until like 5 mins later... next time i'll make sure i post on the right forum but thanx for the reply


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: CrackerTeg on October 09, 2009, 09:09:01 PM
No problem man. Live and learn.


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: CrackerTeg on April 20, 2010, 10:02:52 PM
Just spotted this thread (http://www.k20a.org/forum/showthread.php?t=63867) on k20a.org. There is hope out there fellas!  :twisted:

I know its not in a CM but it is our engine.


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: timot_one on April 20, 2010, 10:20:19 PM
That's ridiculous.  It's a shame that motor isn't going to last long.


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: CrackerTeg on April 20, 2010, 10:51:11 PM
I'm actually going to keep an eye on the thread. It doesn't look like he skimped on trying to keep with stock internals. The headstuds, oil pump, and fuel were upgraded. I know its high up there as well as a crazy amount of boost but it does go to show how strong our engines really are with proper precautions and good tuning. I've seen somewhat similar numbers out of B series engines with the same mods and they took a beating. Unfortunately, they weren't as strong as the K series is now. Its a food for thought.


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: Mike on April 21, 2010, 09:03:02 AM
I wouldn't consider this route unless you have something else as a DD. The longevity in the case of that thread I would have to contribute to luck. I do get one thing from that thread though, and thats the desire to buy a DC2 or a Civic SI and have some fun. To bad the women wants a house so badly.


Title: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: CrackerTeg on April 21, 2010, 10:42:00 AM
I've read a few other members there that have been up in the mid to high 300's range on stock internals with proper tuning as well as quality parts on DD's for quite some time. I honestly don't plan on pushing that much boost and constantly spinning my engine to redline to make power. I thought it was an interesting read to be honest. All I was pointing out is that it can be done successfully with proper precautions.


Title: Re: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: Jeff Likes Bagels on October 18, 2010, 06:17:26 PM
I found people talking about this thread over on v6p and driveaccord.net:

http://board.accordtuner.com/showthread.php?30327-04-ACCORD-greddy-TURBO-automatic-videos-pics (http://board.accordtuner.com/showthread.php?30327-04-ACCORD-greddy-TURBO-automatic-videos-pics)

What do you guys think about it? Of course to me (the unexperienced wrench-yielding teenager) it sounds awesome, but I was interested in hearing everyone's opinions from here on ECM.


Title: Re: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: Mike on October 18, 2010, 08:07:42 PM
"because of my auto transmission I have zero lag" makes this dude sound stupid to me..


Title: Re: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: timot_one on October 18, 2010, 10:48:11 PM
The guy that posted that thread failed to mention a few things.  First, his car sat for a while because of problems he had using Greddy eManage.  Another thing he also failed to update in his thread was when he blew a rod through the side of his block because of boost creep.  Another guy on g7a had this kit on his AT and blew his head gasket.  He freaked out when he opened his hood and his motor was covered with oil. 

I got a kick out of this though.

Quote from: 04accordturbo
Recently got my fuel rail which benefited me in-
1) No more 100% throttle misfires
2) Much steadier rev-up
3) No more overboost, boost is steady dead-on 0.6bars


Title: Re: Re: Turbo 101 - What You Need to Know Before Making the Plunge
Post by: CrackerTeg on October 19, 2010, 07:37:12 AM
Must've been before I got into the Accord scene. Funny shit in that post though. The guy sounds like a tool.


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